Add logging to file

.gitignore

@@ -1 +1,2 @@
 .stfolder
+*.log

updater/main.go

@@ -23,10 +23,14 @@ var Warning *log.Logger
 
 func init() {
 	log.SetFlags(log.Lmicroseconds | log.Lshortfile)
-	Error = log.New(io.MultiWriter(os.Stderr, os.Stdout),
+	logFile, err := os.OpenFile("updater.log", os.O_CREATE|os.O_WRONLY|os.O_APPEND, 0666)
+	if err != nil {
+		log.Fatalf("error opening log file: %v", err)
+	}
+	Error = log.New(io.MultiWriter(os.Stderr, logFile),
 		fmt.Sprintf("%sERROR:%s ", "\033[0;101m", "\033[0m"),
 		log.Lmicroseconds|log.Lshortfile)
-	Warning = log.New(io.MultiWriter(os.Stdout),
+	Warning = log.New(io.MultiWriter(os.Stdout, logFile),
 		fmt.Sprintf("%sWarning:%s ", "\033[0;93m", "\033[0m"),
 		log.Lmicroseconds|log.Lshortfile)
 }
@@ -36,6 +40,7 @@ const remoteUrl = "https://git.site.quack-lab.dev/dave/barotrauma-gamefiles/raw/
 func main() {
 	nodl := flag.Bool("nodl", false, "nodl")
 	hashfile := flag.String("hashfile", "hashes.txt", "hashfile")
+	root := flag.String("root", ".", "root")
 	flag.Parse()
 
 	cwd, err := os.Getwd()
@@ -43,10 +48,13 @@ func main() {
 		Error.Printf("error getting cwd: %v", err)
 		return
 	}
+	log.Printf("cwd: %s", cwd)
+	log.Printf("root: %s", *root)
 
-	root := filepath.Join(cwd, "Content")
+	*root = filepath.Join(cwd, *root, "Content")
+	log.Printf("root: %s", *root)
 
-	*hashfile = filepath.Join(root, *hashfile)
+	*hashfile = filepath.Join(*root, *hashfile)
 	hashes, err := LoadLocalHashes(*hashfile)
 	if err != nil {
 		Error.Printf("error loading hashes: %v", err)
@@ -61,7 +69,7 @@ func main() {
 	}
 	log.Printf("loaded remote hashes")
 
-	files, err := doublestar.Glob(os.DirFS(root), "**/*.xml")
+	files, err := doublestar.Glob(os.DirFS(*root), "**/*.xml")
 	if err != nil {
 		Error.Printf("error globbing files: %v", err)
 		return
@@ -73,14 +81,14 @@ func main() {
 		go func(file string) {
 			defer wg.Done()
 			file = strings.ReplaceAll(file, "\\", "/")
-			path := filepath.Join(root, file)
+			path := filepath.Join(*root, file)
 			path = strings.ReplaceAll(path, "\\", "/")
 			hash, err := GetLocalHash(path)
 			if err != nil {
 				Error.Printf("error getting hash: %v", err)
 				return
 			}
-			relativepath, err := filepath.Rel(root, path)
+			relativepath, err := filepath.Rel(*root, path)
 			if err != nil {
 				Error.Printf("error getting relative path: %v", err)
 				return
@@ -125,7 +133,7 @@ func main() {
 			go func(file string) {
 				defer wg.Done()
 				file = strings.ReplaceAll(file, "\\", "/")
-				path := filepath.Join(root, file)
+				path := filepath.Join(*root, file)
 				log.Printf("Downloading %s", file)
 				if *nodl {
 					log.Printf("Skipping download for %s", file)